CHAPTER 11, Part 1

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20 Νοε 2013 (πριν από 3 χρόνια και 11 μήνες)

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CHAPTER 11, Part 1

Managerial Support Systems

LEARNING OBJECTIVES


Describe the concepts of management,
decision making and computerized support
for decision making.


Describe multidimensional data analysis and
data mining.


Describe digital dashboards.


Management







Productivity

Management and Managers








the process by which
organizational goals are achieved through the
use of resources (people, money, energy,
materials, space, time).









a measurement of resources
used as compared to the goals met.


Roles of a Manager


Interpersonal roles


Informational roles


Decisional roles

Decision Making Process

Why Managers Need IT Support


The number of alternatives to be considered
constantly increases.


Decisions must be made under time
pressure.


Decisions are more complex.


Decision makers can be in different locations
and so is the information.

Business Intelligence (BI)


Business Intelligence


the applications and
technologies for consolidating, analyzing, and
providing access to vast amounts of data to
help users make better business and
strategic decisions.

Business Intelligence (BI)


Two types of BI Systems:


Those that
provide data analysis

tools


Multidimensional data analysis (or online
analytical processing
-

OLAP)


Data mining


Decision support systems


Those that
provide information

in structured
format


Digital dashboards

How Business Intelligence Works

Multidimensional Data Analysis


Provides users with a look at what is
happening or what has happened.


Allows users to analyze data in such a way
that they can quickly answer business
questions.


Data

mining

Data Mining


Data

mining


the process of searching for
valuable business information in a large
database or data warehouse.


Predicts trends and behaviors


Identifies previously unknown patterns and
relationships


Decision Support Systems


Decision Support Systems (DSS)


Decision Support Systems



computer
-
based
information systems that combine models
and data in an attempt to solve problems with
extensive user involvement.



DSS capabilities


Sensitivity analysis


What
-
if analysis


Goal
-
seeking analysis

Digital Dashboards

Digital

Dashboards


Provide rapid access to timely information.


Provide direct access to management reports.


Are very user friendly and typically supported
by graphics (a GUI).

Sample Performance Dashboard

Example of Dashboard

Management Cockpit